introduction (nf) brian aldiss
the monkey wrench (short story) gordon r. dickson (astounding vol. xxxxvii #6, 8/1951; bre vol.8 #2, 2/1952)
the first men (novelette) howard fast (f&sf vol.18 #2, 2/1960; atlas bre vol.1 #6, 5/1960)
counterfeit (ntte) alan e. nourse (thrilling wonder stories vol. xl #3, 8/1952; atlas bre vol.1 #9, 3/1953)
the greater thing (ntte) tom godwin (astounding vol. lii #6, 2/1954; atlas bre vol. x #7, 7/1954; both: four b+w illustrations by frank kelly freas)
build up logically (ss) howard schoenfeld (retort winter/1949 as ''the useful panacea''; f&sf vol.1 #4, fall/1950 as ''built up logically'')
the liberation of earth (ss) ''william tenn'' (philip j. klass). (future vol.4 #1, 5/1953; bre #10, 10/1953)
an alien agony (ss) harry harrison (new worlds #122, 9/1962 as ''the streets of ashkalon'' (aka ''~ ashkelon'')
the tunnel under the world (ntte) frederik pohl (galaxy vol.9 #4, 1/1955; galaxy bre #27, 6/1955)
the store of the worlds (ss) robert sheckley (playboy 9/1959 as ''the world of heart's desire'')
jokester (ss) isaac asimov (infinity vol.1 #6, 12/1956)
pyramid (ntte) robert abernathy (astounding vol. liii #5, 7/1954; atlas bre vol. x #12, 12/1954)
the forgotten enemy (ss) arthur c. clarke (king's college review 12/1948; new worlds #5, 8/1949; avon science fiction and fantasy reader vol.1 #1, 1/1953)
reprint anthology of twelve stories, five novelettes and seven short stories, and an introduction by the editor.
cover art is "small worlds I" by vassily kandinsky
cover price 3/6
240pp. including titles, indica, table of contents
anthology reprinted with same cat#, cover price and cover art 1964; see indica to check which you hold,
and with same cat# and cover price, but
new cover art (detail from photograph by c. bleil & w. sturner from "scientific american" (issue not seen identified)), cover design by richard hollis 1968
both reprints possess 240pp. inclusive
all three "penguin science fiction" anthologies are combined in "the penguin science fiction omnibus" (1973 & reprints), q.v.